This item is a unique instrument containing a compass and barometer that unscrew so both can be used at the same time. It is approximately 2" diameter and 1" think when it is together. The compass has

 

1948 hardbound DIABETIC MANUAL FOR DOCTOR AND PATIENT by Dr. Elliott P. Joslin, Clinical Professor at Harvard Medical School was published by Lea & Febiger of Philadelphia in 1948. The hardbound b

 

This is a very nicely reproduced spherical audion. It is very faithful to the original with primitive looking internal elements. The tube has a good filament, and the socket shown is included. I gladl

 

Uncle*Ron Store Silver McAllister Philad Wide Telescoping Temple Spectacles ca.1840 need repair Here is a very nice pair of McAllister spectacles with one "small" problem. The glasses have oval lenses

 

Early to Mid 20th Century Western Union Telegraph Relay.

 

Interesting Collection of early Scientific Laboratory Glass Instruments.

 

clk1951 Store Antique 1800+ eyeglasses with side vents. Used to block sun out from the side or change the light. Green lens Missing one lens/ which is replaceable Glasses extend by several inches and

 

Found in an antique store in France by my Aunt Margie years ago! She had an eye for interesting curios! It is Circa 1800's. The front is lovely, featuring a french woman holding up her eyeglasses! Unf

 

THIS ANTIQUE TEA POT MINING LAMP IS IN EXCELLENT ORIGINAL CONDITION. THIS ONE HAS A BRASS TOP AND IT HAS A LID BUT I DONT THINK IT'S ORIGINAL.THESE WERE THE EARLIER COAL MINING LIGHTS THAT WOULD FIT O

 

Antique pair of eyeglasses wire frame. Measures 4.5" across. 1/10 12K GF on bridge and readable on both bows. Comes with old case pictured. $5.00 priority postage on this item . Will combine additiona